The answer to 'why is my kitchen discolored' is that there are several common causes, including grease buildup, water damage, and improper cleaning. Discoloration can appear as staining, fading, or yellowing on kitchen surfaces like countertops, cabinets, and walls.
Grease and grime from cooking can accumulate over time and discolor surfaces. Water damage from leaks or spills can also lead to discoloration, especially on porous materials like wood or laminate. Improper cleaning with harsh chemicals or abrasive tools can strip away protective finishes and cause discoloration.